package com.itheima.demo1;

public class practice1 {
    public static void main(String[] args) {
        System.out.println(3+2);
        System.out.println(5-1);
        System.out.println(7*9);
        System.out.println(1.1+1.01);
        System.out.println(10/2);
    }
}
